154 lines
3.9 KiB
C
154 lines
3.9 KiB
C
////////////////////////////////
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//~ Material types
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Struct(D_MaterialParams)
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{
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Xform xf;
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GPU_Resource *texture;
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ClipRect clip;
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u32 tint;
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b32 is_light;
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Vec3 light_emittance;
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};
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#define D_MATERIALPARAMS(...) ((D_MaterialParams) { \
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.tint = ColorWhite, \
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.clip = AllClipped, \
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__VA_ARGS__ \
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})
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////////////////////////////////
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//~ Ui types
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Struct(D_UiRectParams)
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{
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Xform xf;
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GPU_Resource *texture;
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ClipRect clip;
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u32 tint;
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};
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#define D_UIRECTPARAMS(...) ((D_UiRectParams) { \
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.tint = ColorWhite, \
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.clip = AllClipped, \
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__VA_ARGS__ \
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})
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////////////////////////////////
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//~ Text types
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/* How is text aligned within its area */
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Enum(D_TextAlignment)
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{
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DRAW_TEXT_ALIGNMENT_LEFT, /* Default */
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DRAW_TEXT_ALIGNMENT_CENTER,
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DRAW_TEXT_ALIGNMENT_RIGHT
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};
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/* How does the specified text position relate to the text area.
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* E.g. BOTTOM & RIGHT means the bottom-right of the text area will snap to
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* the specified position. */
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Enum(D_TextOffsetX)
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{
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DRAW_TEXT_OFFSET_X_LEFT, /* Default */
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DRAW_TEXT_OFFSET_X_CENTER,
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DRAW_TEXT_OFFSET_X_RIGHT
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};
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Enum(D_TextOffsetY)
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{
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DRAW_TEXT_OFFSET_Y_TOP, /* Default */
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DRAW_TEXT_OFFSET_Y_CENTER,
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DRAW_TEXT_OFFSET_Y_BOTTOM
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};
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Struct(D_TextGlyph)
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{
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f32 off_x;
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f32 off_y;
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f32 width;
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f32 height;
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f32 advance;
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ClipRect clip;
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};
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Struct(D_TextLine)
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{
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f32 line_width;
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u32 num_glyphs;
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D_TextGlyph *glyphs;
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D_TextLine *next;
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};
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Struct(D_TextParams)
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{
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F_Font *font;
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Vec2 pos;
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f32 scale;
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u32 color;
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D_TextAlignment alignment;
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D_TextOffsetX offset_x;
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D_TextOffsetY offset_y;
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String str;
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};
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#define D_TEXTPARAMS(...) ((D_TextParams) { \
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.scale = 1.0, \
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.alignment = DRAW_TEXT_ALIGNMENT_LEFT, \
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.offset_x = DRAW_TEXT_OFFSET_X_LEFT, \
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.offset_y = DRAW_TEXT_OFFSET_Y_TOP, \
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.color = ColorWhite, \
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__VA_ARGS__ \
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})
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////////////////////////////////
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//~ State types
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Struct(D_SharedState)
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{
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GPU_Resource *solid_white_texture;
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} extern D_shared_state;
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////////////////////////////////
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//~ Startup
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void D_Startup(void);
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////////////////////////////////
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//~ Material operations
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void D_DrawMaterial(GPU_RenderSig *sig, D_MaterialParams params);
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////////////////////////////////
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//~ Solid shape operations
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void D_DrawPolyEx(GPU_RenderSig *sig, Vec2Array vertices, GPU_Indices indices, u32 color);
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void D_DrawPoly(GPU_RenderSig *sig, Vec2Array points, u32 color);
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void D_DrawCircle(GPU_RenderSig *sig, Vec2 pos, f32 radius, u32 color, u32 detail);
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void D_DrawQuad(GPU_RenderSig *sig, Quad quad, u32 color);
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////////////////////////////////
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//~ Line shape operations
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void D_DrawLineGradient(GPU_RenderSig *sig, Vec2 start, Vec2 end, f32 thickness, u32 start_color, u32 end_color);
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void D_DrawLine(GPU_RenderSig *sig, Vec2 start, Vec2 end, f32 thickness, u32 color);
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void D_DrawRay(GPU_RenderSig *sig, Vec2 pos, Vec2 rel, f32 thickness, u32 color);
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void D_DrawPolyLine(GPU_RenderSig *sig, Vec2Array points, b32 loop, f32 thickness, u32 color);
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void D_DrawCircleLine(GPU_RenderSig *sig, Vec2 pos, f32 radius, f32 thickness, u32 color, u32 detail);
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void D_DrawQuadLine(GPU_RenderSig *sig, Quad quad, f32 thickness, u32 color);
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void D_DrawArrowLine(GPU_RenderSig *sig, Vec2 start, Vec2 end, f32 thickness, f32 arrowhead_height, u32 color);
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void D_DrawArrowRay(GPU_RenderSig *sig, Vec2 pos, Vec2 rel, f32 thickness, f32 arrowhead_height, u32 color);
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void D_DrawColliderLine(GPU_RenderSig *sig, CLD_Shape shape, Xform shape_xf, f32 thickness, u32 color, u32 detail);
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////////////////////////////////
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//~ Grid operations
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void D_DrawGrid(GPU_RenderSig *sig, Xform xf, u32 bg0_color, u32 bg1_color, u32 line_color, u32 x_color, u32 y_color, f32 thickness, f32 spacing, Vec2 offset);
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////////////////////////////////
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//~ Ui operations
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void D_DrawUiRect(GPU_RenderSig *sig, D_UiRectParams params);
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////////////////////////////////
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//~ Text operations
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Rect draw_text(GPU_RenderSig *sig, D_TextParams params);
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